13505505235 has 32 divisors (see below), whose sum is σ = 17782467840. Its totient is φ = 9810294912.

The previous prime is 13505505163. The next prime is 13505505241. The reversal of 13505505235 is 53250550531.

It is a cyclic number.

It is not a de Polignac number, because 13505505235 - 2⁹ = 13505504723 is a prime.

It is a super-2 number, since 2×13505505235² (a number of 21 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 13505505235.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 206832 + ... + 264178.

It is an arithmetic number, because the mean of its divisors is an integer number (555702120).

Almost surely, 2^13505505235 is an apocalyptic number.

13505505235 is a deficient number, since it is larger than the sum of its proper divisors (4276962605).

13505505235 is a wasteful number, since it uses less digits than its factorization.

13505505235 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 57475.

The product of its (nonzero) digits is 56250, while the sum is 34.

The spelling of 13505505235 in words is "thirteen billion, five hundred five million, five hundred five thousand, two hundred thirty-five".